Question

9x_4y=2000 7x_3y=2000 by using elimination method


7x_15y=2 x+2y=3 by using elimination method



​

Answer 1

Step-by-step explanation:

1. 9x-4y=2000------1

7x-3y=2000-------2

Multiplying equation 2 by 4 and equation 1by 3.

And then soving...